class java.util.Collections$SingletonMap<K, V> extends java.util.AbstractMap<K, V> implements java.io.Serializable
minor version: 0
major version: 59
flags: flags: (0x0020) ACC_SUPER
this_class: java.util.Collections$SingletonMap
super_class: java.util.AbstractMap
{
private static final long serialVersionUID;
descriptor: J
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: -6979724477215052911
private final K k;
descriptor: Ljava/lang/Object;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
Signature: TK;
private final V v;
descriptor: Ljava/lang/Object;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
Signature: TV;
private transient java.util.Set<K> keySet;
descriptor: Ljava/util/Set;
flags: (0x0082) ACC_PRIVATE, ACC_TRANSIENT
Signature: Ljava/util/Set<TK;>;
private transient java.util.Set<java.util.Map$Entry<K, V>> entrySet;
descriptor: Ljava/util/Set;
flags: (0x0082) ACC_PRIVATE, ACC_TRANSIENT
Signature: Ljava/util/Set<Ljava/util/Map$Entry<TK;TV;>;>;
private transient java.util.Collection<V> values;
descriptor: Ljava/util/Collection;
flags: (0x0082) ACC_PRIVATE, ACC_TRANSIENT
Signature: Ljava/util/Collection<TV;>;
void <init>(K, );
descriptor: (Ljava/lang/Object;Ljava/lang/Object;)V
flags: (0x0000)
Code:
stack=2, locals=3, args_size=3
start local 0 start local 1 start local 2 0: aload 0
invokespecial java.util.AbstractMap.<init>:()V
1: aload 0
aload 1
putfield java.util.Collections$SingletonMap.k:Ljava/lang/Object;
2: aload 0
aload 2
putfield java.util.Collections$SingletonMap.v:Ljava/lang/Object;
3: return
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 4 0 this Ljava/util/Collections$SingletonMap<TK;TV;>;
0 4 1 key TK;
0 4 2 value TV;
Signature: (TK;TV;)V
MethodParameters:
Name Flags
key
value
public int size();
descriptor: ()I
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: iconst_1
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/util/Collections$SingletonMap<TK;TV;>;
public boolean isEmpty();
descriptor: ()Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: iconst_0
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/util/Collections$SingletonMap<TK;TV;>;
public boolean containsKey(java.lang.Object);
descriptor: (Ljava/lang/Object;)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: aload 1
aload 0
getfield java.util.Collections$SingletonMap.k:Ljava/lang/Object;
invokestatic java.util.Collections.eq:(Ljava/lang/Object;Ljava/lang/Object;)Z
ireturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/util/Collections$SingletonMap<TK;TV;>;
0 1 1 key Ljava/lang/Object;
MethodParameters:
Name Flags
key
public boolean containsValue(java.lang.Object);
descriptor: (Ljava/lang/Object;)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: aload 1
aload 0
getfield java.util.Collections$SingletonMap.v:Ljava/lang/Object;
invokestatic java.util.Collections.eq:(Ljava/lang/Object;Ljava/lang/Object;)Z
ireturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/util/Collections$SingletonMap<TK;TV;>;
0 1 1 value Ljava/lang/Object;
MethodParameters:
Name Flags
value
public V get();
descriptor: (Ljava/lang/Object;)Ljava/lang/Object;
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: aload 1
aload 0
getfield java.util.Collections$SingletonMap.k:Ljava/lang/Object;
invokestatic java.util.Collections.eq:(Ljava/lang/Object;Ljava/lang/Object;)Z
ifeq 1
aload 0
getfield java.util.Collections$SingletonMap.v:Ljava/lang/Object;
goto 2
StackMap locals:
StackMap stack:
1: aconst_null
StackMap locals:
StackMap stack: java.lang.Object
2: areturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Ljava/util/Collections$SingletonMap<TK;TV;>;
0 3 1 key Ljava/lang/Object;
Signature: (Ljava/lang/Object;)TV;
MethodParameters:
Name Flags
key
public java.util.Set<K> keySet();
descriptor: ()Ljava/util/Set;
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
getfield java.util.Collections$SingletonMap.keySet:Ljava/util/Set;
ifnonnull 2
1: aload 0
aload 0
getfield java.util.Collections$SingletonMap.k:Ljava/lang/Object;
invokestatic java.util.Collections.singleton:(Ljava/lang/Object;)Ljava/util/Set;
putfield java.util.Collections$SingletonMap.keySet:Ljava/util/Set;
2: StackMap locals:
StackMap stack:
aload 0
getfield java.util.Collections$SingletonMap.keySet:Ljava/util/Set;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Ljava/util/Collections$SingletonMap<TK;TV;>;
Signature: ()Ljava/util/Set<TK;>;
public java.util.Set<java.util.Map$Entry<K, V>> entrySet();
descriptor: ()Ljava/util/Set;
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=1, args_size=1
start local 0 0: aload 0
getfield java.util.Collections$SingletonMap.entrySet:Ljava/util/Set;
ifnonnull 4
1: aload 0
2: new java.util.AbstractMap$SimpleImmutableEntry
dup
aload 0
getfield java.util.Collections$SingletonMap.k:Ljava/lang/Object;
aload 0
getfield java.util.Collections$SingletonMap.v:Ljava/lang/Object;
invokespecial java.util.AbstractMap$SimpleImmutableEntry.<init>:(Ljava/lang/Object;Ljava/lang/Object;)V
3: invokestatic java.util.Collections.singleton:(Ljava/lang/Object;)Ljava/util/Set;
putfield java.util.Collections$SingletonMap.entrySet:Ljava/util/Set;
4: StackMap locals:
StackMap stack:
aload 0
getfield java.util.Collections$SingletonMap.entrySet:Ljava/util/Set;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 5 0 this Ljava/util/Collections$SingletonMap<TK;TV;>;
Signature: ()Ljava/util/Set<Ljava/util/Map$Entry<TK;TV;>;>;
public java.util.Collection<V> values();
descriptor: ()Ljava/util/Collection;
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
getfield java.util.Collections$SingletonMap.values:Ljava/util/Collection;
ifnonnull 2
1: aload 0
aload 0
getfield java.util.Collections$SingletonMap.v:Ljava/lang/Object;
invokestatic java.util.Collections.singleton:(Ljava/lang/Object;)Ljava/util/Set;
putfield java.util.Collections$SingletonMap.values:Ljava/util/Collection;
2: StackMap locals:
StackMap stack:
aload 0
getfield java.util.Collections$SingletonMap.values:Ljava/util/Collection;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Ljava/util/Collections$SingletonMap<TK;TV;>;
Signature: ()Ljava/util/Collection<TV;>;
public V getOrDefault(, );
descriptor: (Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=3, args_size=3
start local 0 start local 1 start local 2 0: aload 1
aload 0
getfield java.util.Collections$SingletonMap.k:Ljava/lang/Object;
invokestatic java.util.Collections.eq:(Ljava/lang/Object;Ljava/lang/Object;)Z
ifeq 1
aload 0
getfield java.util.Collections$SingletonMap.v:Ljava/lang/Object;
goto 2
StackMap locals:
StackMap stack:
1: aload 2
StackMap locals:
StackMap stack: java.lang.Object
2: areturn
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Ljava/util/Collections$SingletonMap<TK;TV;>;
0 3 1 key Ljava/lang/Object;
0 3 2 defaultValue TV;
Signature: (Ljava/lang/Object;TV;)TV;
MethodParameters:
Name Flags
key
defaultValue
public void forEach(java.util.function.BiConsumer<? super K, ? super V>);
descriptor: (Ljava/util/function/BiConsumer;)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=2, args_size=2
start local 0 start local 1 0: aload 1
aload 0
getfield java.util.Collections$SingletonMap.k:Ljava/lang/Object;
aload 0
getfield java.util.Collections$SingletonMap.v:Ljava/lang/Object;
invokeinterface java.util.function.BiConsumer.accept:(Ljava/lang/Object;Ljava/lang/Object;)V
1: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Ljava/util/Collections$SingletonMap<TK;TV;>;
0 2 1 action Ljava/util/function/BiConsumer<-TK;-TV;>;
Signature: (Ljava/util/function/BiConsumer<-TK;-TV;>;)V
MethodParameters:
Name Flags
action
public void replaceAll(java.util.function.BiFunction<? super K, ? super V, ? extends V>);
descriptor: (Ljava/util/function/BiFunction;)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: new java.lang.UnsupportedOperationException
dup
invokespecial java.lang.UnsupportedOperationException.<init>:()V
athrow
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/util/Collections$SingletonMap<TK;TV;>;
0 1 1 function Ljava/util/function/BiFunction<-TK;-TV;+TV;>;
Signature: (Ljava/util/function/BiFunction<-TK;-TV;+TV;>;)V
MethodParameters:
Name Flags
function
public V putIfAbsent(K, );
descriptor: (Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=3, args_size=3
start local 0 start local 1 start local 2 0: new java.lang.UnsupportedOperationException
dup
invokespecial java.lang.UnsupportedOperationException.<init>:()V
athrow
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/util/Collections$SingletonMap<TK;TV;>;
0 1 1 key TK;
0 1 2 value TV;
Signature: (TK;TV;)TV;
MethodParameters:
Name Flags
key
value
public boolean remove(java.lang.Object, java.lang.Object);
descriptor: (Ljava/lang/Object;Ljava/lang/Object;)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=3, args_size=3
start local 0 start local 1 start local 2 0: new java.lang.UnsupportedOperationException
dup
invokespecial java.lang.UnsupportedOperationException.<init>:()V
athrow
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/util/Collections$SingletonMap<TK;TV;>;
0 1 1 key Ljava/lang/Object;
0 1 2 value Ljava/lang/Object;
MethodParameters:
Name Flags
key
value
public boolean replace(K, V, );
descriptor: (Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=4, args_size=4
start local 0 start local 1 start local 2 start local 3 0: new java.lang.UnsupportedOperationException
dup
invokespecial java.lang.UnsupportedOperationException.<init>:()V
athrow
end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/util/Collections$SingletonMap<TK;TV;>;
0 1 1 key TK;
0 1 2 oldValue TV;
0 1 3 newValue TV;
Signature: (TK;TV;TV;)Z
MethodParameters:
Name Flags
key
oldValue
newValue
public V replace(K, );
descriptor: (Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=3, args_size=3
start local 0 start local 1 start local 2 0: new java.lang.UnsupportedOperationException
dup
invokespecial java.lang.UnsupportedOperationException.<init>:()V
athrow
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/util/Collections$SingletonMap<TK;TV;>;
0 1 1 key TK;
0 1 2 value TV;
Signature: (TK;TV;)TV;
MethodParameters:
Name Flags
key
value
public V computeIfAbsent(K, java.util.function.Function<? super K, ? extends V>);
descriptor: (Ljava/lang/Object;Ljava/util/function/Function;)Ljava/lang/Object;
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=3, args_size=3
start local 0 start local 1 start local 2 0: new java.lang.UnsupportedOperationException
dup
invokespecial java.lang.UnsupportedOperationException.<init>:()V
athrow
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/util/Collections$SingletonMap<TK;TV;>;
0 1 1 key TK;
0 1 2 mappingFunction Ljava/util/function/Function<-TK;+TV;>;
Signature: (TK;Ljava/util/function/Function<-TK;+TV;>;)TV;
MethodParameters:
Name Flags
key
mappingFunction
public V computeIfPresent(K, java.util.function.BiFunction<? super K, ? super V, ? extends V>);
descriptor: (Ljava/lang/Object;Ljava/util/function/BiFunction;)Ljava/lang/Object;
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=3, args_size=3
start local 0 start local 1 start local 2 0: new java.lang.UnsupportedOperationException
dup
invokespecial java.lang.UnsupportedOperationException.<init>:()V
athrow
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/util/Collections$SingletonMap<TK;TV;>;
0 1 1 key TK;
0 1 2 remappingFunction Ljava/util/function/BiFunction<-TK;-TV;+TV;>;
Signature: (TK;Ljava/util/function/BiFunction<-TK;-TV;+TV;>;)TV;
MethodParameters:
Name Flags
key
remappingFunction
public V compute(K, java.util.function.BiFunction<? super K, ? super V, ? extends V>);
descriptor: (Ljava/lang/Object;Ljava/util/function/BiFunction;)Ljava/lang/Object;
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=3, args_size=3
start local 0 start local 1 start local 2 0: new java.lang.UnsupportedOperationException
dup
invokespecial java.lang.UnsupportedOperationException.<init>:()V
athrow
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/util/Collections$SingletonMap<TK;TV;>;
0 1 1 key TK;
0 1 2 remappingFunction Ljava/util/function/BiFunction<-TK;-TV;+TV;>;
Signature: (TK;Ljava/util/function/BiFunction<-TK;-TV;+TV;>;)TV;
MethodParameters:
Name Flags
key
remappingFunction
public V merge(K, V, java.util.function.BiFunction<? super V, ? super V, ? extends V>);
descriptor: (Ljava/lang/Object;Ljava/lang/Object;Ljava/util/function/BiFunction;)Ljava/lang/Object;
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=4, args_size=4
start local 0 start local 1 start local 2 start local 3 0: new java.lang.UnsupportedOperationException
dup
invokespecial java.lang.UnsupportedOperationException.<init>:()V
athrow
end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/util/Collections$SingletonMap<TK;TV;>;
0 1 1 key TK;
0 1 2 value TV;
0 1 3 remappingFunction Ljava/util/function/BiFunction<-TV;-TV;+TV;>;
Signature: (TK;TV;Ljava/util/function/BiFunction<-TV;-TV;+TV;>;)TV;
MethodParameters:
Name Flags
key
value
remappingFunction
public int hashCode();
descriptor: ()I
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
getfield java.util.Collections$SingletonMap.k:Ljava/lang/Object;
invokestatic java.util.Objects.hashCode:(Ljava/lang/Object;)I
aload 0
getfield java.util.Collections$SingletonMap.v:Ljava/lang/Object;
invokestatic java.util.Objects.hashCode:(Ljava/lang/Object;)I
ixor
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/util/Collections$SingletonMap<TK;TV;>;
}
Signature: <K:Ljava/lang/Object;V:Ljava/lang/Object;>Ljava/util/AbstractMap<TK;TV;>;Ljava/io/Serializable;
SourceFile: "Collections.java"
NestHost: java.util.Collections
InnerClasses:
public SimpleImmutableEntry = java.util.AbstractMap$SimpleImmutableEntry of java.util.AbstractMap
private SingletonMap = java.util.Collections$SingletonMap of java.util.Collections
public abstract Entry = java.util.Map$Entry of java.util.Map